108.139.97.64/27

Public

Class A — /27 prefix — 30 usable hosts

Network Address
108.139.97.64
Broadcast Address
108.139.97.95
Subnet Mask
255.255.255.224
Usable Hosts
30
First Usable IP
108.139.97.65
Last Usable IP
108.139.97.94
Total IPs
32
Prefix Length
/27

Network address — the base address of the block (108.139.97.64). All devices in this subnet share this prefix. Cannot be assigned to a host.

Broadcast address — packets sent to 108.139.97.95 are delivered to every device in the subnet. Also reserved — not assignable.

Usable hosts — the 30 addresses between those two that you can assign to servers, VMs, or interfaces.

Subnet mask255.255.255.224 is the dotted-decimal equivalent of /27. Older tools and Cisco configs use this format instead of CIDR slash notation.

Full Details

CIDR Notation 108.139.97.64/27
Network Address 108.139.97.64
Broadcast Address 108.139.97.95
Subnet Mask 255.255.255.224
Wildcard Mask 0.0.0.31
Prefix Length /27
IP Address Class Class A
Total IP Addresses 32
Usable Host Addresses 30
First Usable IP 108.139.97.65
Last Usable IP 108.139.97.94
Network (Hex) 0x6C8B6140
Broadcast (Hex) 0x6C8B615F
Address Type Public / Globally Routable

Binary Representation

Network Address
01101100.10001011.01100001 01101100.10001011.01100001.01000000
Subnet Mask
11111111.11111111.11111111.11100000

The first 27 bits (1s in the mask) identify the network. The remaining 5 bits identify hosts within the network.

Split into Equal Subnets

Split 108.139.97.64/27 into 2 equal /28 subnets (14 usable hosts each).

# CIDR Network First Usable Last Usable Broadcast Hosts
1 108.139.97.64/28 108.139.97.64 108.139.97.65 108.139.97.78 108.139.97.79 14
2 108.139.97.80/28 108.139.97.80 108.139.97.81 108.139.97.94 108.139.97.95 14

IP Address Sample

Showing first 16 of 32 total IPs.

108.139.97.64 net
108.139.97.65
108.139.97.66
108.139.97.67
108.139.97.68
108.139.97.69
108.139.97.70
108.139.97.71
108.139.97.72
108.139.97.73
108.139.97.74
108.139.97.75
108.139.97.76
108.139.97.77
108.139.97.78
108.139.97.79
… 16 more IPs …

/27 Subnet Reference

Total IPs 32
Usable Hosts 30
Subnet Mask 255.255.255.224
Wildcard 0.0.0.31

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